Finding the Fourth Proportional to 263,996.82, 364,313.40 and 149,297.99
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Solution
The fourth proportional to 263,996.82, 364,313.40 and 149,297.99 is: 206,029.97
Step by Step Solution
- Step 1: Write the proportion equation
263,996.82 : 364,313.40 = 149,297.99 : x - Step 2: Convert to fraction form
263,996.82/364,313.40 = 149,297.99/x - Step 3: Cross multiply
263,996.82x = 364,313.40 × 149,297.99 - Step 4: Simplify right side
263,996.82x = 54,391,255,968.63 - Step 5: Solve for x
x = 54,391,255,968.63/263,996.82 - Step 6: Final answer
x = 206,029.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.